PostSharp - aspect weaver for .NET. It can can reduce the number of lines of code and improve the logical decoupling of your programs.
GMail Filters for Outgoing Mail - One of the lesser-known useful things about Gmail’s filters is that they work on email you send as well as email you receive.
Microsoft USB Flash Drive Manager - Use this application to backup and restore presentation, pictures, songs and applications from and to USB Flash Drive devices and take them with you.
gAttach - Sending attachments is just a right click away.
The Problem with Code Folding - I totally agree with Jeff Atwood on this one. Get rid of the #regions in your code now!
Google Lively - Google’s attempt at a Second Life clone.
John Robbins’ Blog : In Defense of Vista and the Challenges Facing Windows 7 - One of the more thoughtful articles on what’s good and bad about Vista I’ve read.